1 #!/usr/bin/env python 2 3 cdef extern from "Python.h": 4 object PyString_FromStringAndSize(char *, int) 5 6 def vint(int number): 7 8 cdef char bytes[40] # NOTE: Arbitrary limit. 9 cdef int lsd, i 10 11 if number < 128: 12 bytes[0] = number 13 s = PyString_FromStringAndSize(bytes, 1) 14 return s 15 16 i = 0 17 while number != 0: 18 lsd = number & 127 19 number = number >> 7 20 if number != 0: 21 lsd = lsd | 128 22 bytes[i] = lsd 23 i = i + 1 24 25 s = PyString_FromStringAndSize(bytes, i) 26 return s 27 28 # vim: tabstop=4 expandtab shiftwidth=4